<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0">
    <title>便笺</title>
    <link rel="icon" href="">
    <link rel="stylesheet" href="../../css/bootstrap.min.css">
    <style type="text/css">
        body {
            margin: 0;
            padding: 0;
            background: lightgoldenrodyellow;
        }
        .paper {
            position: absolute;
            height: 550px;
            width: 450px;
            background: rgba(255, 255, 255, 0.9);
            margin: -275px -225px;
            left: 50%;
            top: 50%;
            box-shadow: 0px 0px 5px 0px #888;
        }
        .paper::before {
            content: '';
            position: absolute;
            left: 45px;
            height: 100%;
            width: 2px;
            background: rgba(255, 0, 0, 0.4);
        }
        .lines {
            margin-top: 40px;
            height: calc(100% - 40px);
            width: 100%;
            background-image: -webkit-repeating-linear-gradient(white 0px, white 24px, steelblue 25px);
            background-image: repeating-linear-gradient(white 0px, white 24px, steelblue 25px);
        }
        .text {
            position: absolute;
            top: 65px;
            left: 55px;
            bottom: 10px;
            right: 10px;
            line-height: 25px;
            overflow: hidden;
            outline: none;
        }
        .holes {
            position: absolute;
            left: 10px;
            height: 25px;
            width: 25px;
            background: lightgoldenrodyellow;
            border-radius: 50%;
            box-shadow: inset 0px 0px 2px 0px #888;
        }
        .hole-top {
            top: 10%;
        }
        .hole-middle {
            top: 50%;
        }
        .hole-bottom {
            bottom: 10%;
        }
    </style>
  </head>
  <body>
    <div class="paper">
        <div class="lines">
            <div class="text" contenteditable spellcheck="false">
            </div>
        </div>
        <div class="holes hole-top"></div>
        <div class="holes hole-middle"></div>
        <div class="holes hole-bottom"></div>
    </div>

  	<script type="text/javascript" src="../../js/jquery.min.js"></script>
    <script type="text/javascript" src="../../js/bootstrap.min.js"></script>
  </body>
</html>
